Cranks but won't start
 

I put a new starter on my 2000 Nissan maxima and when I did I happen to get rip a few wires that run behind the starter to the back of the motor and it will crank but not start I have spliced the wires and checked the battery and made sure that it's tight the intake is hooked up and everything looks good but it won't start can anyone help with the issue im having